package simple;

public class class3 {
	public class3(Object o){
		System.out.println("object");
	}
	public class3(double[] a){
		System.out.println("double");
	}
	public static void main(String[] args) {
		class2 a = new class2();
		System.out.println(a.doIt());
		class3 ab = new class3(null);
	}
}
